ZA944479B - Method of forming seamed metal tube - Google Patents

Method of forming seamed metal tube

Info

Publication number
ZA944479B
ZA944479B ZA944479A ZA944479A ZA944479B ZA 944479 B ZA944479 B ZA 944479B ZA 944479 A ZA944479 A ZA 944479A ZA 944479 A ZA944479 A ZA 944479A ZA 944479 B ZA944479 B ZA 944479B
Authority
ZA
South Africa
Prior art keywords
seam
tube
strip
coating
over
Prior art date
Application number
ZA944479A
Other languages
English (en)
Inventor
Theodore H Krengel
John J Borzym
Charles A Willetts
Original Assignee
Idod Trust
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Idod Trust filed Critical Idod Trust
Publication of ZA944479B publication Critical patent/ZA944479B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/26—After-treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
    • B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
    • B05B13/06—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00 specially designed for treating the inside of hollow bodies
    • B05B13/0618—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00 specially designed for treating the inside of hollow bodies only a part of the inside of the hollow bodies being treated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C3/00—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material
    • B05C3/02—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material
    • B05C3/12—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material for treating work of indefinite length
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C9/00—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important
    • B05C9/08—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important for applying liquid or other fluent material and performing an auxiliary operation
    • B05C9/10—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important for applying liquid or other fluent material and performing an auxiliary operation the auxiliary operation being performed before the application
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C9/00—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important
    • B05C9/08—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important for applying liquid or other fluent material and performing an auxiliary operation
    • B05C9/12—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important for applying liquid or other fluent material and performing an auxiliary operation the auxiliary operation being performed after the application
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/08—Making tubes with welded or soldered seams
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/08—Making tubes with welded or soldered seams
    • B21C37/0807—Tube treating or manipulating combined with, or specially adapted for use in connection with tube making machines, e.g. drawing-off devices, cutting-off
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/08—Making tubes with welded or soldered seams
    • B21C37/0822—Guiding or aligning the edges of the bent sheet
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/08—Making tubes with welded or soldered seams
    • B21C37/083—Supply, or operations combined with supply, of strip material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/08—Making tubes with welded or soldered seams
    • B21C37/09—Making tubes with welded or soldered seams of coated strip material ; Making multi-wall tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K11/00—Resistance welding; Severing by resistance heating
    • B23K11/06—Resistance welding; Severing by resistance heating using roller electrodes
    • B23K11/061—Resistance welding; Severing by resistance heating using roller electrodes for welding rectilinear seams
    • B23K11/062—Resistance welding; Severing by resistance heating using roller electrodes for welding rectilinear seams for welding longitudinal seams of tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K11/00—Resistance welding; Severing by resistance heating
    • B23K11/16—Resistance welding; Severing by resistance heating taking account of the properties of the material to be welded
    • B23K11/163—Welding of coated materials
    • B23K11/166—Welding of coated materials of galvanized or tinned materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K13/00—Welding by high-frequency current heating
    • B23K13/01—Welding by high-frequency current heating by induction heating
    • B23K13/02—Seam welding
    • B23K13/025—Seam welding for tubes
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/34—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the shape of the material to be treated
    • C23C2/36—Elongated material
    • C23C2/38—Wires; Tubes
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C26/00—Coating not provided for in groups C23C2/00 - C23C24/00
    • C23C26/02—Coating not provided for in groups C23C2/00 - C23C24/00 applying molten material to the substrate
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2101/00—Articles made by soldering, welding or cutting
    • B23K2101/04—Tubular or hollow articles
    • B23K2101/06—Tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Coating With Molten Metal (AREA)
  • Heat Treatment Of Articles (AREA)
  • Arc Welding In General (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
  • Forging (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
  • Laminated Bodies (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Laser Beam Processing (AREA)
ZA944479A 1993-06-24 1994-06-22 Method of forming seamed metal tube ZA944479B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/083,078 US5344062A (en) 1993-06-24 1993-06-24 Method of forming seamed metal tube

Publications (1)

Publication Number Publication Date
ZA944479B true ZA944479B (en) 1995-05-08

Family

ID=22176034

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA944479A ZA944479B (en) 1993-06-24 1994-06-22 Method of forming seamed metal tube

Country Status (18)

Country Link
US (2) US5344062A (de)
EP (1) EP0705155B1 (de)
JP (1) JP3664313B2 (de)
KR (1) KR100418302B1 (de)
AT (1) ATE180196T1 (de)
AU (1) AU7210194A (de)
BR (1) BR9407464A (de)
CA (1) CA2165563C (de)
DE (1) DE69418605T2 (de)
ES (1) ES2134352T3 (de)
FI (1) FI111818B (de)
GR (1) GR3030470T3 (de)
IN (1) IN189512B (de)
MY (1) MY112243A (de)
RU (1) RU2113303C1 (de)
TW (1) TW336902B (de)
WO (1) WO1995000286A1 (de)
ZA (1) ZA944479B (de)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5732874A (en) * 1993-06-24 1998-03-31 The Idod Trust Method of forming seamed metal tube
US5920032A (en) * 1994-12-22 1999-07-06 Baker Hughes Incorporated Continuous power/signal conductor and cover for downhole use
AU743062B2 (en) * 1995-03-08 2002-01-17 Idod Trust, The Method of forming seamed metal tube
CH692910A5 (de) 1996-04-22 2002-12-13 Elpatronic Ag Verfahren und Vorrichtung zum Schweissen, insbesondere zum Rollnathschweissen.
DE19633423A1 (de) * 1996-08-20 1998-02-26 Rheinzink Gmbh Verfahren zur Herstellung von dünnwandigen Rohren
DE19825423A1 (de) * 1998-06-06 1999-12-09 Alcatel Sa Vorrichtung zur Herstellung eines optischen Kabels
US6042659A (en) * 1998-06-29 2000-03-28 The Idod Trust Method of coating the seams of a welded tube
WO2001043269A2 (en) * 1999-12-06 2001-06-14 L'air Liquide Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Method and apparatus for making an electrical device
US6575353B2 (en) 2001-02-20 2003-06-10 3M Innovative Properties Company Reducing metals as a brazing flux
RU2007127688A (ru) * 2004-12-20 2009-01-27 Индактотерм Корпорейшн (Us) Электроиндукционный двухполюсник
US20070074556A1 (en) * 2005-10-04 2007-04-05 Shape Corporation Continuous process of roll-forming stamped sheet
WO2007118939A1 (fr) 2006-04-19 2007-10-25 Arcelor France Procede de fabrication d'une piece soudee a tres hautes caracteristiques mecaniques a partir d'une tole laminee et revetue
US7727598B2 (en) 2006-05-02 2010-06-01 Boston Scientific Scimed, Inc. Partially roll coated workpiece and methods and systems for making the same
US20100109318A1 (en) * 2008-10-30 2010-05-06 The Garland Company, Inc. Zinc flashing for roof penetrations
US20100266783A1 (en) * 2009-04-15 2010-10-21 Hot Dip Solutions, Llc Method of coating a substrate
JP5739619B2 (ja) * 2010-03-30 2015-06-24 日新製鋼株式会社 電縫鋼管のシールボックス溶接装置
US20120279268A1 (en) * 2011-05-03 2012-11-08 Loveless Don L Forging of an Annular Article with Electric Induction Heating
WO2013014481A1 (fr) 2011-07-26 2013-01-31 Arcelormittal Investigación Y Desarrollo Sl Pièce d'acier soudée préalablement mise en forme à chaud à très haute résistance mécanique et procédé de fabrication
DE102011109048A1 (de) * 2011-07-30 2013-01-31 Metallwerk Sundern Otto Brumberg GmbH & Co. KG Verfahren zur Herstellung eines Stahlrohrs
US9909419B2 (en) * 2012-03-09 2018-03-06 Nv Bekaert Sa Strand, cable bolt and its installation
MX350136B (es) * 2012-05-25 2017-08-28 Shiloh Ind Inc Pieza de metal en lámina que tiene muesca para soldadura y método para formarla.
US9604311B2 (en) 2012-06-29 2017-03-28 Shiloh Industries, Inc. Welded blank assembly and method
JP5966756B2 (ja) * 2012-08-16 2016-08-10 新日鐵住金株式会社 誘導加熱装置
CN104822485B (zh) 2012-11-30 2017-08-08 夏伊洛工业公司 在金属板材件中形成焊接凹口的方法
CN103008177B (zh) * 2012-12-28 2015-04-22 安徽伟宏钢结构集团股份有限公司 冷弯薄壁型钢流水涂装设备
MX2015012678A (es) 2013-03-14 2016-02-16 Shiloh Ind Inc Ensamble y metodo de plantilla soldada.
EP2862641B1 (de) * 2013-10-16 2018-07-11 Nexans Verfahren zur Herstellung metallischer Verbundrohre
JP6015883B1 (ja) * 2015-03-10 2016-10-26 Ｊｆｅスチール株式会社 電縫溶接管の製造状況監視方法、電縫溶接管の製造状況監視装置、及び電縫溶接管の製造方法
KR101955139B1 (ko) * 2015-03-12 2019-03-06 제이에프이 스틸 가부시키가이샤 전봉 용접 스테인리스 클래드 강관 및 그 제조 방법
CN105290145B (zh) * 2015-12-03 2017-08-29 攀钢集团成都钢钒有限公司 一种‑100℃超低温无缝钢管的生产方法
CN105537315B (zh) * 2015-12-03 2017-08-29 攀钢集团成都钢钒有限公司 一种液化天然气用低温无缝钢管的生产方法
CN108655664B (zh) * 2017-03-27 2021-04-13 宝山钢铁股份有限公司 一种复合钢管的制造方法
CN110000486B (zh) * 2019-04-29 2023-12-05 张家港市振原制管有限公司 一种管材焊接保护装置及焊接保护方法
CN113798133B (zh) * 2021-09-13 2022-04-29 新疆大学 一种管道对接焊缝的抗腐蚀处理系统及方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1848671A (en) * 1932-03-08 Method oxi and appabattts pob posming metal tubes
US2575381A (en) * 1949-04-01 1951-11-20 Youngstown Sheet And Tube Co Method of and apparatus for continuous welding of pipes and tubes
US2792490A (en) * 1954-12-10 1957-05-14 Gen Dynamics Corp Welding method and consumable weld insert therefor
US3350771A (en) * 1964-07-01 1967-11-07 Texas Instruments Inc Manufacture of seamed metallic tubing
US4621399A (en) * 1985-12-18 1986-11-11 Allied Tube & Conduit Corporation Tube-coating method and apparatus therefor
DE3630625A1 (de) * 1986-09-09 1988-03-17 Benteler Werke Ag Verfahren zur herstellung eines innen verzinkten rohrs
US5035042A (en) * 1989-11-17 1991-07-30 Allied Tube & Conduit Corporation Method for producing galvanized tubing
US5035242A (en) * 1990-04-16 1991-07-30 David Franklin Method and apparatus for sound responsive tactile stimulation of deaf individuals

Also Published As

Publication number Publication date
FI956158A0 (fi) 1995-12-21
DE69418605D1 (de) 1999-06-24
WO1995000286A1 (en) 1995-01-05
RU2113303C1 (ru) 1998-06-20
FI956158A (fi) 1995-12-21
BR9407464A (pt) 1996-11-12
DE69418605T2 (de) 1999-12-02
ES2134352T3 (es) 1999-10-01
CA2165563C (en) 2006-08-01
EP0705155B1 (de) 1999-05-19
ATE180196T1 (de) 1999-06-15
IN189512B (de) 2003-03-22
KR960703048A (ko) 1996-06-19
AU7210194A (en) 1995-01-17
TW336902B (en) 1998-07-21
CA2165563A1 (en) 1995-01-05
RU96102020A (ru) 1997-02-20
USRE35378E (en) 1996-11-19
EP0705155A1 (de) 1996-04-10
US5344062A (en) 1994-09-06
KR100418302B1 (ko) 2004-06-16
JPH09501105A (ja) 1997-02-04
GR3030470T3 (en) 1999-10-29
EP0705155A4 (de) 1996-06-05
FI111818B (fi) 2003-09-30
JP3664313B2 (ja) 2005-06-22
MY112243A (en) 2001-05-31

Similar Documents

Publication Publication Date Title
GR3030470T3 (en) Method of forming seamed metal tube
ATE244097T1 (de) Verfahren zum umformen von geschweissten metallischen rohren
CA2206541A1 (en) Method of welding wallpaper alloy and arc welder modified to practice same
CA2000484A1 (en) Method of making hemmed joints utilizing laser welding
EP0812647A3 (de) Schweissdraht
KR20070056046A (ko) 용접된 관의 코팅 방법
CA2131059A1 (en) Hot dip coating method and apparatus
CA2356512A1 (en) A method for closing and/or joining a connecting joint or joining seam between two pieces of galvanized sheet metal
JP3821628B2 (ja) 金属二重管及びその製造方法
CA2319046A1 (en) Method of producing hot-dip zinc coated steel sheet free of dross pick-up defects on coating and associated apparatus
DE3377866D1 (en) Method of manufacturing devices, pipes and the like with a metal sheet lining or covering
Milian et al. Formability of tailored blanks for automotive applications
JPS613697A (ja) フラツクスコア−ド溶接ワイヤとその製造方法
TH21107EX (th) วิธีการขึ้นรูปท่อโลหะที่มีตะเข็บ
RU92011696A (ru) Способ контактной точечной сварки оцинкованных стальных листов
US5193939A (en) Marine structure having superior corrosion resistance
EP0824976A3 (de) Verfahren zur Herstellung von dünnwandigen Rohren
Kimchi et al. Mechanisms of resistance welding electrode wear on galvanized steel
JPS5961597A (ja) 溶接用フラツクス入りワイヤの製造方法
JP2002153911A (ja) 金属二重管及びその製造方法
JP2004066265A (ja) 金属めっき鋼管の製造方法
JP2765434B2 (ja) ケーブル
Denk Resistance Lap Welding of Coated Thin Sheet of Unalloyed Mild Steel Strip
TH23818B (th) วิธีการขึ้นรูปท่อโลหะที่มีตะเข็บ
TH21107A (th) วิธีการขึ้นรูปท่อโลหะที่มีตะเข็บ